sys/arch/ews4800mips/stand/common/inckern.c

   1 /*      $NetBSD: inckern.c,v 1.1 2005/12/29 15:20:09 tsutsui Exp $      */
   2
   3 /*-
   4  * Copyright (c) 2004 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by UCHIYAMA Yasushi.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <stdio.h>
  33 #include <unistd.h>
  34
  35 enum { TMPBUF_SIZE = 0x2000 };
  36
  37 int
  38 main(int argc, char *argv[])
  39 {
  40         unsigned char buf[TMPBUF_SIZE];
  41         FILE *ifd, *ofd;
  42         int err, i, n, total, nulldata;
  43
  44         nulldata = 0;
  45         err = 1;
  46         total = 0;
  47         ifd = stdin;
  48         ofd = stdout;
  49         while ((i = getopt(argc, argv, "d:i:o:")) != -1) {
  50                 switch (i) {
  51                 case 'd':       /* Generate dummy file */
  52                         if ((optarg == 0) || (ifd != stdin))
  53                                 goto bye;
  54                         total = strtoul(optarg, 0, 0);
  55                         nulldata = 1;
  56                         break;
  57                 case 'i':       /* Specify input file */
  58                         if ((optarg == 0) || (total != 0) ||
  59                             (ifd = fopen(optarg, "r")) == 0)
  60                                 goto bye;
  61                         break;
  62                 case 'o':       /* Specify output file */
  63                         if ((optarg == 0) || (ofd = fopen(optarg, "w")) == 0)
  64                                 goto bye;
  65                         break;
  66                 }
  67         }
  68
  69         fprintf(ofd, "#include <lib/libsa/stand.h>\n");
  70         fprintf(ofd, "#include <lib/libkern/libkern.h>\n");
  71         fprintf(ofd, "#include \"local.h\"\n");
  72         fprintf(ofd, "uint8_t kernel_binary[");
  73         if (nulldata) {
  74                 fprintf(ofd, "%d];\n", total);
  75                 fprintf(ofd, "int kernel_binary_size = %d;\n", total);
  76         } else {
  77                 fprintf(ofd, "] = {\n\t");
  78                 while ((n = fread(buf, 1, TMPBUF_SIZE, ifd)) > 0) {
  79                         for (i = 0; i < n; i++) {
  80                                 fprintf(ofd, "0x%02x, ", buf[i]);
  81                                 if (((i + 1) & 0x7) == 0)
  82                                         fprintf(ofd, "\n\t");
  83                         }
  84                         total += n;
  85                 }
  86                 fprintf(ofd, "\n};\nint kernel_binary_size = %d;\n", total);
  87         }
  88         err = 0;
  89
  90  bye:
  91         if (err)
  92                 perror(0);
  93
  94         if (ifd != stdin)
  95                 fclose(ifd);
  96         if (ofd != stdout)
  97                 fclose(ofd);
  98
  99         return err;
 100 }